Stir in the diced garlic and chiles, and cook for an additional 2 minutes.
Add in your chili sauce and stir. Put in your Cheyenne powder, onion powder, chili powder, and black pepper.
Let the sauce reduce to a nice thickness for about 20 minutes. Adjust your salt (remember the bacon is salty, so do this last). This is what it should look like when it has reduced:
1 T onion powder